Lithium vs Terbium

PropertyLi LithiumTb Terbium
Atomic number365
SymbolLiTb
NameLithiumTerbium
Categoryalkali-metallanthanide
Standard Atomic Weight6.9675 u158.92535 u
Period26
Group1N/A
Blockss
Phase at STPsolidsolid
Electron configuration[He]2s1[Xe]6s24f9
Oxidation states[1][0, 1, 2, 3, 4]
Electronegativity (Pauling)0.98N/A
Electron affinity0.61804 eV1.124 eV
Density534 kg/m³8230 kg/m³
Melting point180.5 °C1355.85 °C
Boiling point1341.85 °C3229.85 °C
Discovery year18171843